Pith Number

pith:N73PIYNH

pith:2026:N73PIYNHIYGEHF3JNSOX7KLQMT

not attested not anchored not stored refs pending

Classification of IGR J20084+3221 as an Intermediate Polar using X-ray and Optical Observations

Aarran W. Shaw, Daniel Stern, Jeremy Hare, John A. Tomsick, Julian Gerber

arxiv:2605.17735 v1 · 2026-05-18 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N73PIYNHIYGEHF3JNSOX7KLQMT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-20T00:04:55.397149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ff6f461a7460c4397696c9d7fa97064e9571a20a9c80d66711a4590c4f05597

Aliases

arxiv: 2605.17735 · arxiv_version: 2605.17735v1 · doi: 10.48550/arxiv.2605.17735 · pith_short_12: N73PIYNHIYGE · pith_short_16: N73PIYNHIYGEHF3J · pith_short_8: N73PIYNH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/N73PIYNHIYGEHF3JNSOX7KLQMT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6ff6f461a7460c4397696c9d7fa97064e9571a20a9c80d66711a4590c4f05597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e58d66eab34d2dc23dce571e9af580c5f09c55ef63c677b3bf4d7504c84f9488",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-18T01:35:23Z",
    "title_canon_sha256": "a4575acd1586b4493c26e866ec90bd816c62f978ecbb9b2a60f802f80c7b5d82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17735",
    "kind": "arxiv",
    "version": 1
  }
}